/*
 * Licensed to Metamarkets Group Inc. (Metamarkets) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. Metamarkets licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package io.druid.query.filter;

/**
 * FloatPredicate is only supported in Java 8+, so use this to avoid boxing when a float predicate is needed.
 */
public interface DruidFloatPredicate
{
  DruidFloatPredicate ALWAYS_FALSE = new DruidFloatPredicate()
  {
    @Override
    public boolean applyFloat(float input)
    {
      return false;
    }
  };

  DruidFloatPredicate ALWAYS_TRUE = new DruidFloatPredicate()
  {
    @Override
    public boolean applyFloat(float input)
    {
      return true;
    }
  };


  boolean applyFloat(float input);
}
